| 发明名称 |
Polariscope. |
| 摘要 |
<p>In a polariscope including first and second quarter wave plates (28,32) arranged one on either side of a sample under test (30), first and second liquid crystal devices (26,34) are provided adjacent the quarter wave plates and can be switched between two optical conditions to alter the polariscope between a plane polarised and a circularly polarised mode.</p> |
| 申请公布号 |
EP0076651(A1) |
申请公布日期 |
1983.04.13 |
| 申请号 |
EP19820305195 |
申请日期 |
1982.09.30 |
| 申请人 |
NATIONAL RESEARCH DEVELOPMENT CORPORATION |
发明人 |
GORMAN, BARRY;HEARN, EDWIN JOHN |
| 分类号 |
G01L1/24;G01N21/21;G02F1/13;(IPC1-7):02F1/13;01N21/41 |
主分类号 |
G01L1/24 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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